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6 November, 09:24

In a fish population in a shallow stream, the genotypic frequencies of yellowish-brown fish and greenish-brown fish changed significantly after a flash flood randomly swept away individuals from that stream. this change in genotypic frequency is most likely attributable to:

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  1. 6 November, 09:36
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    Genetic drift.

    Genetic drift is when the frequency of a certain allele, in a population, is chosen due to random sampling of organisms. It may alleles to disappear completely and thereby reduce genetic variation. This is way happen in the fish population after the flash flood
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